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Grader grass

Weed Habitat 

  • Native to India, Grader grass rapidly colonises roadsides following disturbance from grading, hence the common name. Prominent along roadsides, in pastures and disturbed areas.


  • A tall, erect, tufted annual grass, 1-2 m high, growing in dense patches.
  • Mature plants golden to orange-tan.
  • Robust, hairless, caney stems.
  • Leaves narrow, up to 30 cm long and well spaced along the stem, brown when mature.
  • Seedheads long and branched, interspersed with short leaves, drooping when mature.

Themeda quadrivalvisThemeda quadrivalvisThemeda quadrivalvis


Plant Type

Other weed identifiers

Plant Life Cycle

Weed Declaration

Currently not declared however under the Biosecurity Act 2014 you still have an obligation to prevent or minimise a biosecurity risk posed by a pest.

Weed Spread